البَقَرَةِ · 104

يَٰٓأَيُّهَا ٱلَّذِينَ ءَامَنُواْ لَا تَقُولُواْ رَٰعِنَا وَقُولُواْ ٱنظُرۡنَا وَٱسۡمَعُواْۗ وَلِلۡكَٰفِرِينَ عَذَابٌ أَلِيمࣱ‏

O ye of Faith! Say not (to the Messenger) words of ambiguous import, but words of respect; and hearken (to him): To those without Faith is a grievous punishment